(Corrects last sentence to show sales rose.)
Aug. 8 (Bloomberg) -- Mytilineos Holdings SA, a Greek metals and energy group, said net income in the first half of the year dropped to 8.5 million euros from 30.5 million euros in the same period in 2011, according to an Athens bourse filing today. Revenue advanced to 714.4 million euros from 710.7 million euros a year earlier, the company said.
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